Acquisition Value Of Transaction net of pro rata share currently owned

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Acquisition Purchase Price Per Share

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Acquisition Total Value Of Transaction

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Amount of potential cash payments that could result from the contingent consideration arrangement for reaching product development milestone.

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Amount of potential cash payments that could result from the contingent consideration arrangement for reaching revenue milestone.

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The amount of acquisition cost of a business combination allocated to in-process research and development.

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Amount of deferred tax assets for the differences between the values assigned and the tax bases of assets in a business combination, net of any valuation allowance for deferred tax assets.

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Amount of deferred tax liabilities for the differences between the values assigned and the tax bases of liabilities in a business combination, net of any valuation allowance for deferred tax liabilities.

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Business acquisition purchase price allocation net tangible liabilities.

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The amount of acquisition cost of a business combination allocated to noncurrent inventory.

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Business Acquisition Purchase Price Allocation Tangible Assets

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For purposes of valuing the acquired IPR&D, the total estimated costs to complete.

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The useful life of all finite-lived intangible assets. This may be stated as a fixed number (for example, 10 years) if all assets have the same useful life, or it can be stated in a range (for example, six to eight years) if there is a range of useful lives in the asset group.

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Gain on previously held investment

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Costs associated with the elimination of duplicative positions and the termination of certain contractual obligations.

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The amount of purchased research and development assets that are acquired in a business combination or in a transaction other than a business combination that have no alternative future use and are therefore written off in the period of acquisition.

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The following items are included within acquisition-related items: For business combinations prior to FY09, the amount of the purchase price that is allocated to in-process research and development (IPR&D) was expensed in the period acquired. Similarly, for transactions other than a business combination, such as asset acquisitions, IPR&D is expensed in the period acquired. Additionally, the change in the fair value of the contingent milestone consideration for the reporting period and certain-related acquisition costs, such as banker fees, legal fees, severance, and other professional fees.

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Fair value, as of the acquisition date, of potential payments under the contingent consideration arrangement including cash and shares.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Statement of Financial Accounting Standard (FAS)
-Number 141R
-Paragraph 68
-Subparagraph g(1)

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Statement of Financial Accounting Standard (FAS)
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Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Statement of Financial Accounting Standard (FAS)
-Number 141R
-Paragraph 29, 30, 41, 42, 64

Reference 4: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Statement of Financial Accounting Standard (FAS)
-Number 141R
-Paragraph 65
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Amount of potential cash payments that could result from the contingent consideration arrangement.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Statement of Financial Accounting Standard (FAS)
-Number 141
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Amount of cash paid to acquire the entity.

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The total cost of the acquired entity including the cash paid to shareholders of acquired entities, fair value of debt and equity securities issued to shareholders of acquired entities, the fair value of the liabilities assumed, and direct costs of the acquisition.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Statement of Financial Accounting Standard (FAS)
-Number 141
-Paragraph 51
-Subparagraph d

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Month, date and year when the results of operations of the acquired entity began to be included in the income statement of the combined entity. For disclosure purposes, the effective date of an acquisition equates to the acquisition date, when acquisition date is defined as the date on which the acquirer obtained control of the acquired entity. The effective date of an acquisition may be either earlier or later than the date on which the acquisition agreement was executed (closed).

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Statement of Financial Accounting Standard (FAS)
-Number 141R
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Reference 2: http://www.xbrl.org/2003/role/presentationRef
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Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Statement of Financial Accounting Standard (FAS)
-Number 141R
-Paragraph 68
-Subparagraph b

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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The amount of acquisition cost of a business combination allocated to an identifiable intangible asset that will be amortized.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Statement of Financial Accounting Standard (FAS)
-Number 141
-Paragraph 52

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Statement of Financial Accounting Standard (FAS)
-Number 141
-Paragraph 51
-Subparagraph e

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The amount of acquisition cost of a business combination allocated to assets acquired.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Statement of Financial Accounting Standard (FAS)
-Number 141
-Paragraph 37
-Subparagraph g

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The total purchase price of the acquired entity. This includes cash paid to equity interest holders of the acquired entity, fair value of debt and equity securities issued to equity holders of the acquired entity, and transaction costs paid to third parties to consummate the acquisition.

+ References

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The amount of acquisition cost of a business combination allocated to current assets.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Statement of Financial Accounting Standard (FAS)
-Number 141
-Paragraph 51
-Subparagraph e

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The amount of acquisition cost of a business combination allocated to current liabilities of the acquired entity.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Statement of Financial Accounting Standard (FAS)
-Number 141
-Paragraph 51
-Subparagraph e

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Statement of Financial Accounting Standard (FAS)
-Number 141
-Paragraph 37
-Subparagraph g

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Emerging Issues Task Force (EITF)
-Number 98-1

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- Definition

Amount of goodwill arising from a business combination, which is the excess of the cost of the acquired entity over the amounts assigned to assets acquired and liabilities assumed.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Statement of Financial Accounting Standard (FAS)
-Number 141
-Paragraph 52
-Subparagraph c

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Statement of Financial Accounting Standard (FAS)
-Number 141
-Paragraph 53
-Subparagraph d

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The amount of acquisition cost of a business combination allocated to liabilities assumed.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Statement of Financial Accounting Standard (FAS)
-Number 141
-Paragraph 37
-Subparagraph g

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Emerging Issues Task Force (EITF)
-Number 98-1

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The amount of acquisition cost of a business combination allocated to notes payables and long-term debt assumed from the acquired entity.

+ References

+ Details

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The amount of acquisition cost of a business combination allocated to noncurrent assets of the acquired entity, except for property plant and equipment, intangible assets, and goodwill.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Statement of Financial Accounting Standard (FAS)
-Number 141
-Paragraph 51
-Subparagraph e

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Emerging Issues Task Force (EITF)
-Number 98-1

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Statement of Financial Accounting Standard (FAS)
-Number 141
-Paragraph 37
-Subparagraph f

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The amount of acquisition cost of a business combination allocated to other noncurrent liabilities of the acquired entity.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Statement of Financial Accounting Standard (FAS)
-Number 141
-Paragraph 51
-Subparagraph e

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- Definition

The amount of acquisition cost of a business combination allocated to property, plant and equipment to be used in ongoing operations.

+ References

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The consolidating entity's interest in net assets of the subsidiary, expressed as a percentage.

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Acquisitions and Acquisition-Related Items (Details) In Millions, except Per Share data, unless otherwise specified	12 Months Ended			0 Months Ended	1 Months Ended	0 Months Ended		1 Months Ended	12 Months Ended	1 Months Ended	12 Months Ended	0 Months Ended	1 Months Ended		3 Months Ended	1 Months Ended	3 Months Ended		1 Months Ended		1 Months Ended	3 Months Ended
	Apr. 29, 2011 USD ($)	Apr. 30, 2010 USD ($)	Apr. 24, 2009 USD ($)	Feb. 25, 2011 Jolife [Member] USD ($)	Jan. 13, 2011 Ardian Inc [Member] USD ($)	Nov. 16, 2010 Osteotech [Member] USD ($)	Aug. 12, 2010 ATS Medical [Member] USD ($)	Jun. 30, 2010 Axon Surgical [Member] USD ($)	Apr. 29, 2011 NeuroPace [Member] USD ($)	Apr. 30, 2010 Invatec [Member] USD ($)	Apr. 30, 2010 Invatec [Member] USD ($)	Sep. 14, 2010 Cardio Vascular Acquiree [Member] USD ($)	Aug. 31, 2009 Coronary Japan [Member] USD ($)	Feb. 28, 2010 Arbor Surgical Technologies [Member] USD ($)	Apr. 30, 2009 Core Valve [Member] USD ($)	Feb. 28, 2009 Ablation Frontiers [Member] USD ($)	Nov. 30, 2008 CryoCath Technologies [Member] USD ($)	Nov. 30, 2008 CryoCath Technologies [Member] CAD	Jul. 31, 2008 Restore Medical [Member]	Jul. 31, 2008 Restore Medical [Member] USD ($)	Feb. 28, 2009 Ventor [Member] USD ($)	Apr. 24, 2009 Spine And Diabetes I P [Member] USD ($)
Business Acquisition [Line Items]
Purchased in Process Research and Development Charges	$ 44	$ 11	$ 621						$ 15		$ 12	$ 15		$ 11							$ 307	$ 22
Noncontrolling Interest, Ownership Percentage by Parent					11.30%
Business Acquisition, Effective Date of Acquisition				2011-02-25	2011-01-13	2010-11-16	2010-08-12	2010-06-02		2010-04		2010-09-14	2009-08	2010-02	2009-04	2009-02	2008-11		2008-07		2009-02
Finite-Lived Intangible Assets, Useful Life (in years)	from three to 20 years			10 years	12 years	nine years	11 years	10 years		12 years			five years		12 years	11 years	11 years		10 years
Gain on Previously Held Investment					85
Acquisition-related items	14	23	621		10	21	24
Purchase Accounting Liabilities															39
Business Acquisition, Purchase Price Allocation
Current assets					12	34	51			77	77				20	7	24
Property, plant and equipment					1	21	7			32	32				7	1	2
IPR&D					191	1	6			114	114				123	97	72
Other intangible assets				46	55	46	101	41		228	228		29		291	63	57			17
Goodwill				18	807	19	209	16		161	161				424	107	184			5
Inventory						41
Other long-term assets						3				1	1
Long-term deferred tax assets							34										61
Total assets acquired					1,066	165	408			613	613				865	275	400
Current liabilities					10	19	14			46	46				65	19	30
Other long-term liabilities						15
Long-term deferred tax liabilities					36	8				99	99				100	21	15
Total liabilities assumed					46	42	14			145	145				165	40	45
Net assets acquired					1,020	123	394			468	468				700	235	355
Business Acquisition, Purchase Price Allocation, Notes Payable and Long-term Debt							30
Business Acquisition, Purchase Price Allocation, Tangible Assets						57	78	5												8
Business Acquisition, Purchase Price Allocation, Net Tangible Liabilities				11	33
Business Acquisition, Contingent Consideration
Business Acquisition, Contingent Consideration, Potential Cash Payment	240						10			150	150	10
Business Acquisition, Contingent Consideration, Potential Cash Payment Revenue Milestone										75	75
Business Acquisition, Contingent Consideration, Potential Cash Payment Product Development Milestone										75	75
Business Acquisition, Contingent Consideration, at Fair Value	335	118			212					118	118	6
Business Acquisition, Cost of Acquired Entity
Business Acquisition, Cost of Acquired Entity, Cash Paid					717					350	350	15			700	225
Business Acquisition, Cost of Acquired Entity, Purchase Price				53	1,020	123	394	62
Acquisition, Purchase Price Per Share						$ 6.50	$ 4.00											8.75		$ 1.60
Estimated Total Costs to Complete IPRD					50										80	3	3
Acquisition, Total Value of Transaction										468	468	21				235
Acquisition, Net Value of Transaction																	$ 352			$ 29	$ 308